CN109862493A - Vibrating elements - Google Patents
Vibrating elements Download PDFInfo
- Publication number
- CN109862493A CN109862493A CN201910046528.5A CN201910046528A CN109862493A CN 109862493 A CN109862493 A CN 109862493A CN 201910046528 A CN201910046528 A CN 201910046528A CN 109862493 A CN109862493 A CN 109862493A
- Authority
- CN
- China
- Prior art keywords
- elastic piece
- vibrating elements
- oscillating plate
- magnetic
- support frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005452 bending Methods 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- RIRXDDRGHVUXNJ-UHFFFAOYSA-N [Cu].[P] Chemical compound [Cu].[P] RIRXDDRGHVUXNJ-UHFFFAOYSA-N 0.000 claims description 4
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The present invention relates to a kind of vibrating elements comprising has: a pair of supporting；Elastic piece once is located at this to support frame bottom；One magnetic returns structure is incorporated into the lower elastic piece top surface and has magnetic gap；Elastic piece on one is located at this at the top of support frame；One coil group is incorporated into elastic piece bottom surface on this and has a pair of lead wires, and the coil group is enabled to be located in the magnetic gap；One oscillating plate is incorporated into elastic piece on this；And a pair of of electric connection board, it is incorporated into elastic piece or the oscillating plate on this and this is supplied to be electrically connected lead.As a result, to solve the problems, such as that the prior art can not generate larger vibration energy, and have effects that be able to generate larger vibration energy.
Description
Technical field
The present invention relates to a kind of vibrating elements more particularly to a kind of by magnetic returns structure, coil group, oscillating plate and electric connection board
Deng vibration core element, it is assembled in lower elastic piece and upper elastic piece is located at the structure of a pair of supporting again.
Background technique
The vibration principle of vibrating elements (Linear resonant actuator, LRA) leads to substantially as loudspeaker
The vibration for crossing coil drives the vibration of oscillating plate for issuing biggish vibration in special frequency channel, and can be suitble to should be in virtual reality
Or the products application vibrating elements for needing haptic feedback etc.；However, the vibrating elements of the prior art can not generate biggish vibration
Energy, it is difficult to realize the haptic feedback of large amplitude.
Summary of the invention
The main object of the present invention is to solve the problems, such as that prior art can not generate larger vibration energy, and has
The effect of to generate larger vibration energy.
Another object of the present invention then has effects that element can accurately assemble positioning.
For up to above-mentioned effect, structure feature of the invention includes: a pair of supporting；It is right to be located at this for elastic piece once
Support frame bottom；One magnetic returns structure is incorporated into the lower elastic piece top surface and has magnetic gap；Elastic piece on one, it is right to be located at this
At the top of support frame；One coil group is incorporated into elastic piece bottom surface on this and has a pair of lead wires, and the coil group is enabled to be located between the magnetic
In gap；One oscillating plate is incorporated into elastic piece on this；And a pair of of electric connection board, be incorporated into elastic piece or the oscillating plate on this and
Lead is electrically connected for this.
In addition, the lower elastic piece with respect to the magnetic returns structure there is a magnetic to go back to engaging portion, and the both ends of engaging portion are gone back to by the magnetic
Extending outwardly has two plane elasticity portions；Wherein, which is plane hollow elasticity portion, plane hollow elasticity portion tool
Have elastic arm and a support frame edge strip under a pair, the support frame edge strip connect the head end to lower elastic arm and with the support frame bottom knot
It closes, and the magnetic goes back to engaging portion and with respect to the outer rim of the magnetic returns structure there are two pairs of magnetic to return positioning wall, and enables two couples of magnetic Hui Dingwei
Wall is located at the magnetic and returns on the outside of the both ends of engaging portion.
In addition, the support frame inner face bottom has dug edge strip fitting plane with respect to the support frame edge strip, and pasted by the edge strip
It closes plane and has been upwardly formed edge strip compacting inclined-plane, wherein the setting height that the edge strip is bonded plane is greater than the vibration of the lower elastic piece
Width.
In addition, elastic piece with respect to the oscillating plate has an oscillating plate engaging portion on this, and by the two of the oscillating plate engaging portion
End extends outwardly with two pairs of upper elastic arms, and the both ends of the oscillating plate engaging portion is enabled to extend further out with two stereo hollows
Elastic portion；However, the oscillating plate engaging portion has two pairs of oscillating plate positioning walls, this two pairs vibrations with respect to the outer rim of the oscillating plate
Plate positioning wall is formed in the middle section of the oscillating plate engaging portion, and enables the oscillating plate middle section with respect to two pairs of oscillating plate positioning walls
With two positioning wall grooves, which has a pair of bending elastic arm and a magnetic back edge item up and down, the magnetic back edge
Item connects this to the upper and lower front end for being bent elastic arm and in conjunction with the magnetic returns structure.
Furthermore bending is presented to lower elastic arm in this, and the lateral margin to lower elastic arm is enabled to be no more than the lateral margin to support frame；
Wherein, or the S-shaped bending curved to lower elastic arm presentation bent outward.The thickness of another person, the lower elastic piece are less than elastic piece on this
Thickness.The material of the lower elastic piece and elastic piece on this is stainless steel, phosphor-copper, beryllium copper or titanium.The oscillating plate is incorporated on this
Elastic piece top surface, this is incorporated into elastic piece top surface on this to electric connection board, and enables the vibration board ends with respect to this to electric connection board
With a pair of of electric connection board groove.Elastic piece has a pair of of first lead guide groove to lead with respect to this on this, this is to electric connection board
Opposite this has a pair of second lead guide groove to lead.
Magnetic returns structure, coil group, oscillating plate and electric connection board etc. are vibrated into core element as a result, are assembled in lower elastic piece
It is located between a pair of supporting again with upper elastic piece, when vibration generates, more than drives the vibration of oscillating plate, even more entire vibration
The vibration of dynamic core element (in addition to support frame), thus generates biggish vibration displacement amount.
Detailed description of the invention
Fig. 1 is structural exploded view of the invention.
Fig. 2 is structural perspective of the invention.
Fig. 3 is structure cut-away view of the invention.
10 support frames
11 edge strips are bonded plane
12 edge strips suppress inclined-plane
20 lower elastic pieces
21 magnetic go back to engaging portion
211 magnetic return positioning wall
22 plane hollow elasticity portions
221 lower elastic arms
222 support frame edge strips
30 magnetic returns structures
31 magnetic gap
Elastic piece on 40
41 oscillating plate engaging portions
411 oscillating plate positioning walls
Elastic arm on 42
43 stereo hollow elastic portions
About 431 bending elastic arms
432 magnetic back edge items
433 first lead guide grooves
50 coil groups
51 leads
60 oscillating plates
61 positioning wall grooves
62 electric connection board grooves
70 electric connection boards
71 second lead guide grooves
Specific embodiment
Firstly, please referring to shown in FIG. 1 to FIG. 3, the present invention includes: a pair of supporting 10, once elastic piece 20, a magnetic return
Elastic piece 40, a coil group 50, an oscillating plate 60 and a pair of of electric connection board 70 in structure 30, one.
There is the lower elastic piece 20 magnetic to go back to engaging portion 21, and be extended outwardly by the both ends that the magnetic goes back to engaging portion 21 with two
Plane hollow elasticity portion 22, which returns on the outside of the both ends of engaging portion 21, and there are two pairs of magnetic to return positioning wall 211, empty in the plane
Property portion 22 there is a pair of lower elastic arm 221 and a support frame edge strip 222, the support frame edge strip 222 to connect this to lower elastic arm 221 before
End, and the 10 inner face bottom of support frame is enabled to have dug edge strip fitting plane 11 with respect to the support frame edge strip 221, in order to for the support frame
Edge strip 221 is located at this to 10 bottom of support frame, separately by the edge strip in conjunction with 10 bottom of support frame, and then by lower elastic piece 20
Fitting plane 11 has been upwardly formed edge strip compacting inclined-plane 12, and the setting height of edge strip fitting plane 11 is greater than the lower elastic piece 20
Amplitude；However, lower elastic arm 221 is presented in this, bent outward is curved or S-shaped bending, and enables the lateral margin to lower elastic arm 221 not
More than the lateral margin to support frame 10, and the material of the lower elastic piece 20 is stainless steel, phosphor-copper, beryllium copper or titanium.
The magnetic that the magnetic returns structure 30 is incorporated into the lower elastic piece 20 goes back to 21 top surface of engaging portion and has magnetic gap 31.Bullet on this
Property piece 40 there is an oscillating plate engaging portion 41, and extended outwardly by the both ends of the oscillating plate engaging portion 41 with two pairs of upper elastic arms 42
There are two pairs of oscillating plate positioning walls 411 with the middle section of two stereo hollow elastic portions 43, the oscillating plate engaging portion 41, this is to upper bullet
42 front end of arm and this to combining at the top of support frame 10, and then by upper elastic piece 40 be located at this to 10 top of support frame, the solid
Hollow elasticity portion 43 has a pair of bending elastic arm 431 and a magnetic back edge item 432 up and down, which connects this to upper and lower
It is bent the front end of elastic arm 431 and is combined with the magnetic returns structure 30；However, the thickness of the lower elastic piece 20 is less than elastic piece 40 on this
Thickness, material of elastic piece 40 is stainless steel, phosphor-copper, beryllium copper or titanium on this, and elastic piece 40 further has a pair of the on this
One lead guide groove 433.
The coil group 50 is incorporated into 40 bottom surface of elastic piece on this and has a pair of lead wires 51, and enables the coil group position 50 in this
In magnetic gap 31.60 middle section of oscillating plate has two positioning wall grooves 61, both ends with respect to two pairs of oscillating plate positioning walls 411
With two electric connection board grooves 62, and the oscillating plate 60 is incorporated into 40 top surface of elastic piece on this.This combines electric connection board 70
This is supplied to be electrically connected lead 51 in elastic piece 40 on this (or the oscillating plate 60), and opposite this has a pair of the to lead 51
Two lead guide grooves 71.
Based on the composition belonging to as above, the present invention is by magnetic returns structure 30, coil group 50, oscillating plate 60 and electric connection board 70 etc.
Core element is vibrated, lower elastic piece 20 is assembled in and upper elastic piece 40 is located at again between a pair of supporting 10, when vibration generates,
More than drive oscillating plate 60 vibration, even more entirely vibration core element (in addition to support frame 10) vibration, thus generate compared with
Big vibration displacement amount；Therefore having effects that be able to generate larger vibration energy.In addition, in two planes of lower elastic piece 20
Empty elastic portion 22 has a pair of lower elastic arm 221, elastic arm 42 and stereo hollow elastic portion 43 in a pair of elastic piece 40 in collocation
It is a pair of to be bent elastic arm 431 up and down, it is possible to provide more preferably vibrating elastic, to be able to generate bigger vibrational energy.
It, can be quasi- by magnetic returns structure 30 furthermore the magnetic of lower elastic piece 20 goes back to engaging portion 21, and there are two pairs of magnetic to return positioning wall 211
Really assembling positioning；In addition, 41 middle section of oscillating plate engaging portion of upper elastic piece 40 has two pairs of oscillating plate positioning walls 411, and enable
60 middle section of oscillating plate has two positioning wall grooves 61 with respect to two pairs of oscillating plate positioning walls 411, makes oscillating plate 60 under
Elastic piece 20 can be completed accurately to assemble positioning, not generate offset；Then, have effects that element can accurately assemble positioning.
In conclusion disclosed technological means, really has the invention such as " novelty ", " creativeness " and " practicability "
Patent requirement requests an ancient unit of weight office and bestows patent, to encourage invention, without a moral sense.
Above-mentioned disclosed schema, explanation, only presently preferred embodiments of the present invention, those of ordinary skill in the art, according to this
Modification or equivalence changes, should include in this case claim made by case scope.
Claims (18)
1. a kind of vibrating elements, which is characterized in that include:
A pair of supporting；
Elastic piece once is located at this to support frame bottom；
One magnetic returns structure is incorporated into the lower elastic piece top surface and has magnetic gap；
Elastic piece on one is located at this at the top of support frame；
One coil group is incorporated into elastic piece bottom surface on this and has a pair of lead wires, and the coil group is enabled to be located in the magnetic gap；
One oscillating plate is incorporated into elastic piece on this；And
A pair of of electric connection board is incorporated into elastic piece or the oscillating plate on this and this is supplied to be electrically connected lead.
2. vibrating elements as described in claim 1, which is characterized in that the lower elastic piece is returned with respect to the magnetic returns structure with a magnetic
Engaging portion, and extended outwardly by the both ends that the magnetic goes back to engaging portion with two plane elasticity portions.
3. vibrating elements as claimed in claim 2, which is characterized in that the plane elasticity portion is plane hollow elasticity portion.
4. vibrating elements as claimed in claim 3, which is characterized in that the plane hollow elasticity portion has a pair of lower elastic arm and one
Support frame edge strip, the support frame edge strip connect the head end to lower elastic arm and in conjunction with the support frame bottoms.
5. vibrating elements as claimed in claim 4, which is characterized in that the support frame inner face bottom is dug with respect to the support frame edge strip
It is bonded plane equipped with edge strip, and edge strip compacting inclined-plane has been upwardly formed by edge strip fitting plane.
6. vibrating elements as claimed in claim 5, which is characterized in that the setting height of edge strip fitting plane is greater than the lower bullet
The amplitude of property piece.
7. vibrating elements as claimed in claim 4, which is characterized in that the magnetic goes back to engaging portion to be had with respect to the outer rim of the magnetic returns structure
There are two pairs of magnetic to return positioning wall, and two pairs of magnetic return positioning wall and are located at the both ends outside that the magnetic goes back to engaging portion.
8. vibrating elements as described in claim 1, which is characterized in that elastic piece has an oscillating plate with respect to the oscillating plate on this
Engaging portion, and extended outwardly by the both ends of the oscillating plate engaging portion with two pairs of upper elastic arms.
9. vibrating elements as claimed in claim 8, which is characterized in that the both ends of the oscillating plate engaging portion extend further out
With two stereo hollow elastic portions.
10. vibrating elements as claimed in claim 9, which is characterized in that the stereo hollow elastic portion has a pair of bending up and down
Elastic arm and a magnetic back edge item, the magnetic back edge item connect this to the upper and lower head end for being bent elastic arm and in conjunction with the magnetic returns structure.
11. vibrating elements as claimed in claim 8, which is characterized in that outer rim of the oscillating plate engaging portion with respect to the oscillating plate
With two pairs of oscillating plate positioning walls.
12. vibrating elements as claimed in claim 11, which is characterized in that two pairs of oscillating plate positioning walls are formed in the vibration
The middle section of plate engaging portion, and enable the oscillating plate middle section that there are two positioning wall grooves with respect to two pairs of oscillating plate positioning walls.
13. vibrating elements as claimed in claim 4, which is characterized in that bending is presented to lower elastic arm in this, and enables this to lower bullet
The lateral margin of arm is no more than the lateral margin to support frame.
14. vibrating elements as claimed in claim 13, which is characterized in that lower elastic arm is presented in this, and bent outward is curved or S-shaped is curved
It is curved.
15. the vibrating elements as described in claim 1 to 14 is any, which is characterized in that the thickness of the lower elastic piece is less than on this
The thickness of elastic piece.
16. the vibrating elements as described in claim 1 to 14 is any, which is characterized in that the lower elastic piece and elastic piece on this
Material is stainless steel, phosphor-copper, beryllium copper or titanium.
17. the vibrating elements as described in claim 1 to 14 one, which is characterized in that the oscillating plate is incorporated into elastic piece on this
Top surface, this is incorporated into elastic piece top surface on this to electric connection board, and the vibration board ends is enabled to have one to electric connection board with respect to this
To electric connection board groove.
18. vibrating elements as claimed in claim 17, which is characterized in that elastic piece has a pair of the to lead with respect to this on this
One lead guide groove, this has a pair of second lead guide groove to lead with respect to this to electric connection board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046528.5A CN109862493B (en) | 2019-01-18 | 2019-01-18 | Vibrating element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910046528.5A CN109862493B (en) | 2019-01-18 | 2019-01-18 | Vibrating element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109862493A true CN109862493A (en) | 2019-06-07 |
| CN109862493B CN109862493B (en) | 2023-12-08 |
Family
ID=66895145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910046528.5A Active CN109862493B (en) | 2019-01-18 | 2019-01-18 | Vibrating element |
Country Status (1)
| Country | Link |
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| CN (1) | CN109862493B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010055235A (en) * | 1999-12-10 | 2001-07-04 | 송재인 | producing system of vibration and sound |
| CN1321035A (en) * | 2000-04-21 | 2001-11-07 | 株式会社西铁城电子 | Multifunctional converter capable of converting electric signal into vibration of element for portable electronic apparatus |
| TW200915898A (en) * | 2007-09-28 | 2009-04-01 | Tai-Yan Kam | Piston-type flat loudspeaker |
| CN201657279U (en) * | 2010-05-18 | 2010-11-24 | 歌尔声学股份有限公司 | Moving coil type electroacoustic converter |
| CN102056059A (en) * | 2011-01-05 | 2011-05-11 | 瑞声声学科技(深圳)有限公司 | Multifunctional acoustic generator |
| TW201309050A (en) * | 2011-08-03 | 2013-02-16 | Meiloon Ind Co Ltd | Internal support frame speaker structure |
| CN203301723U (en) * | 2013-05-28 | 2013-11-20 | 歌尔声学股份有限公司 | Micro sounding device |
| CN203661283U (en) * | 2013-12-13 | 2014-06-18 | 瑞声光电科技(常州)有限公司 | Electromagnetic driving apparatus |
| CN203984675U (en) * | 2014-07-31 | 2014-12-03 | 歌尔声学股份有限公司 | A kind of sonic transducer vibrating diaphragm and a kind of loud speaker |
| US20150280634A1 (en) * | 2012-11-08 | 2015-10-01 | Ask Industries Societa' Perazioni | Electro-magnetic transducer and vibration control system |
| KR20160020592A (en) * | 2014-08-13 | 2016-02-24 | 주식회사 예일전자 | Sensory signal output apparatus |
| CN205510381U (en) * | 2015-12-31 | 2016-08-24 | 歌尔声学股份有限公司 | Multi -function device with vibration function and sound producing function |
| CN106100277A (en) * | 2016-07-21 | 2016-11-09 | 瑞声科技(新加坡)有限公司 | Linear electric machine |
| CN106973346A (en) * | 2017-01-22 | 2017-07-21 | 瑞声科技(新加坡)有限公司 | Electronic equipment |
| CN206963061U (en) * | 2017-07-19 | 2018-02-02 | 歌尔科技有限公司 | Centring disk and the loudspeaker with the centring disk |
| US20180220238A1 (en) * | 2015-08-25 | 2018-08-02 | Goertek Inc. | Vibration sound-generating device |
| CN209435422U (en) * | 2019-01-18 | 2019-09-24 | 东莞顺合丰电业有限公司 | Vibrating elements |
-
2019
- 2019-01-18 CN CN201910046528.5A patent/CN109862493B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010055235A (en) * | 1999-12-10 | 2001-07-04 | 송재인 | producing system of vibration and sound |
| CN1321035A (en) * | 2000-04-21 | 2001-11-07 | 株式会社西铁城电子 | Multifunctional converter capable of converting electric signal into vibration of element for portable electronic apparatus |
| TW200915898A (en) * | 2007-09-28 | 2009-04-01 | Tai-Yan Kam | Piston-type flat loudspeaker |
| CN201657279U (en) * | 2010-05-18 | 2010-11-24 | 歌尔声学股份有限公司 | Moving coil type electroacoustic converter |
| CN102056059A (en) * | 2011-01-05 | 2011-05-11 | 瑞声声学科技(深圳)有限公司 | Multifunctional acoustic generator |
| TW201309050A (en) * | 2011-08-03 | 2013-02-16 | Meiloon Ind Co Ltd | Internal support frame speaker structure |
| US20150280634A1 (en) * | 2012-11-08 | 2015-10-01 | Ask Industries Societa' Perazioni | Electro-magnetic transducer and vibration control system |
| CN203301723U (en) * | 2013-05-28 | 2013-11-20 | 歌尔声学股份有限公司 | Micro sounding device |
| CN203661283U (en) * | 2013-12-13 | 2014-06-18 | 瑞声光电科技(常州)有限公司 | Electromagnetic driving apparatus |
| CN203984675U (en) * | 2014-07-31 | 2014-12-03 | 歌尔声学股份有限公司 | A kind of sonic transducer vibrating diaphragm and a kind of loud speaker |
| KR20160020592A (en) * | 2014-08-13 | 2016-02-24 | 주식회사 예일전자 | Sensory signal output apparatus |
| US20180220238A1 (en) * | 2015-08-25 | 2018-08-02 | Goertek Inc. | Vibration sound-generating device |
| CN205510381U (en) * | 2015-12-31 | 2016-08-24 | 歌尔声学股份有限公司 | Multi -function device with vibration function and sound producing function |
| CN106100277A (en) * | 2016-07-21 | 2016-11-09 | 瑞声科技(新加坡)有限公司 | Linear electric machine |
| CN106973346A (en) * | 2017-01-22 | 2017-07-21 | 瑞声科技(新加坡)有限公司 | Electronic equipment |
| CN206963061U (en) * | 2017-07-19 | 2018-02-02 | 歌尔科技有限公司 | Centring disk and the loudspeaker with the centring disk |
| CN209435422U (en) * | 2019-01-18 | 2019-09-24 | 东莞顺合丰电业有限公司 | Vibrating elements |
Non-Patent Citations (3)
| Title |
|---|
| PABLO MARTIN GOMEZ: "acoustic characteristics and distortion of an ionic loudspeaker", 《IEEE LATIN AMERICA TRANSACTIONS》 * |
| 徐世和: "磁液的非流体特性对音圈运动的影响", 《电声技术》 * |
| 王玉芳: "直驱型热声发电系统的研究", 《中国博士论文全文数据库工程科技II辑》 * |
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| CN109862493B (en) | 2023-12-08 |
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